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-rw-r--r--Documentation/kbuild/makefiles.rst16
1 files changed, 4 insertions, 12 deletions
diff --git a/Documentation/kbuild/makefiles.rst b/Documentation/kbuild/makefiles.rst
index 9fb2de94c3e2..e9ffdffa3641 100644
--- a/Documentation/kbuild/makefiles.rst
+++ b/Documentation/kbuild/makefiles.rst
@@ -750,7 +750,8 @@ Files matching the patterns "*.[oas]", "*.ko", plus some additional files
generated by kbuild are deleted all over the kernel src tree when
"make clean" is executed.
-Additional files can be specified in kbuild makefiles by use of $(clean-files).
+Additional files or directories can be specified in kbuild makefiles by use of
+$(clean-files).
Example::
@@ -761,17 +762,8 @@ When executing "make clean", the file "crc32table.h" will be deleted.
Kbuild will assume files to be in the same relative directory as the
Makefile, except if prefixed with $(objtree).
-To delete a directory hierarchy use:
-
- Example::
-
- #scripts/package/Makefile
- clean-dirs := $(objtree)/debian/
-
-This will delete the directory debian in the toplevel directory, including all
-subdirectories.
-
-To exclude certain files from make clean, use the $(no-clean-files) variable.
+To exclude certain files or directories from make clean, use the
+$(no-clean-files) variable.
Usually kbuild descends down in subdirectories due to "obj-* := dir/",
but in the architecture makefiles where the kbuild infrastructure